David B. Kopel is the research director of the Independence Institute, in Denver, and is an associate policy analyst with the Cato Institute, in Washington, D.C. He is also an adjunct professor of Advanced Constitutional Law at Denver University, Sturm College of Law. In 1999 he served as an adjunct professor of law at New York University. He is the author of 16 books and 85 scholarly articles, on topics such as antitrust, constitutional law, counter-terrorism, environmental law, intellectual history, and police practices. His most recent book is Firearms Law and the Second Amendment (2012), the first law school textbook on the subject. Kopel was a member of the Supreme Court oral argument team in District of Columbia v. Heller (2008). His Heller and McDonald amicus briefs for a coalition of law enforcement organizations were cited by Justices Alito, Breyer, and Stevens. The federal Seventh Circuit Court of Appeals has lauded his scholarship as showing the proper model of the “originalist interpretive method as applied to the Second Amendment.” He is currently representing 55 Colorado Sheriffs in a federal civil rights lawsuit against anti-gun bills passed by the legislature in March 2013.